Finding the Fourth Proportional to 117,186.42, 175,743.72 and 42,297.42

Step by Step Solution

1. Step 1: Write the proportion equation
   117,186.42 : 175,743.72 = 42,297.42 : x
2. Step 2: Convert to fraction form
   117,186.42/175,743.72 = 42,297.42/x
3. Step 3: Cross multiply
   117,186.42x = 175,743.72 × 42,297.42
4. Step 4: Simplify right side
   117,186.42x = 7,433,505,937.20
5. Step 5: Solve for x
   x = 7,433,505,937.20/117,186.42
6. Step 6: Final answer
   x = 63,433.17